Nurse Jackie was created by Liz Brixius, Linda Wallem,Nurse Jackie Season 5 DVD and Evan Dunsky. Brixius and Wallem served as showrunners for the first four seasons and shared executive producer duties with Caryn Mandabach and John Melfi.Showtime ordered an initial 12 episodes.Before the premiere, Brixius told the New York Daily News that "Guys' stories tend to be about conquests – getting the job,Nurse Jackie Season 5 DVD winning the Olympics, whatever. Women stories aren't as immediately climactic so they need to play out over the course of three months ... And every medical show out there has been about doctors. Doctors are absolutely unable to do what they have to do without nurses. We want to tell those stories."